[The CAD program] Vellum has installed an agent they call … logically related targets: … [p. 160] As I approach the bottom of the … "on." … I have stretched the line [from the square's upper-left corner] down until … a 45 .degree. angle from the beginning point … square. … [p. 161] I have moved close enough to the … [circle's] … agreement and I release the mouse, completing the … [p. 162] Instead of my issuing a cumbersome series … a knowledgeable and cooperative ally. … [p. 163] The Drafting Assistant presents the user with … [between user and computer], through what Brennan has dubbed "animated language."
Google-1
Google-2
Copyright clearance needed for quotation.